# @firebase/util _NOTE: This is specifically tailored for Firebase JS SDK usage, if you are not a member of the Firebase team, please avoid using this package_ This is a wrapper of some Webchannel Features for the Firebase JS SDK. ## Installation You can install this wrapper by running the following in your project: ```bash $ npm install @firebase/util ``` ## Usage **ES Modules** ```javascript import { Deferred } from '@firebase/util'; // Do stuff with Deferred or any of the other Utils you import ``` **CommonJS Modules** ```javascript const utils = require('@firebase/util'); // Do stuff with any of the re-exported `utils` ```